. >>> former penn state coach joe paterno's family is challenging findings in an investigation into the school's sex abuse scandal. that's ahead. >> a heart-felt bond between one group of children. why that's valentine's day has special meaning for them. >> looking live outside, still see a little sun left. get ready for spring can like temperatures, leigh glaser will let us know when things will warm up. now here's a look at what's ahead on world news at 5:30. >> coming up tonight right here on world news, more on the deadly -- the shelters still packed with familiesle the next major storm in the middle of the country. on the west coast, huge development in the case of the cop killer on the run, and the giant crash in los angeles and we ask the bigger question, is the paparazzi out of control. we reveal who is tipping them off. days of walking to give a breast cancer survivor a lifetime-- that's definitely a fair trade. whoo! you walk with friends, you meet new friends, and you keep those friendships. it was such a beautiful experience. (woman) ♪ and it's beautiful ♪ undeniable (wo